494826057 has 16 divisors (see below), whose sum is σ = 799719360. Its totient is φ = 299894400.

The previous prime is 494826041. The next prime is 494826103. The reversal of 494826057 is 750628494.

It is a happy number.

It is not a de Polignac number, because 494826057 - 2⁴ = 494826041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (494826257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 832744 + ... + 833337.

It is an arithmetic number, because the mean of its divisors is an integer number (49982460).

Almost surely, 2^494826057 is an apocalyptic number.

It is an amenable number.

494826057 is a deficient number, since it is larger than the sum of its proper divisors (304893303).

494826057 is a wasteful number, since it uses less digits than its factorization.

494826057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666101 (or 1666095 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 494826057 is about 22244.6860395916. The cubic root of 494826057 is about 790.9533206375.

The spelling of 494826057 in words is "four hundred ninety-four million, eight hundred twenty-six thousand, fifty-seven".